The Best SpaceSniffer AlternativesTop Disk Usage Analyzers and other similar apps like SpaceSniffer

SpaceSniffer is described as 'Tool application that gives you an idea of how folders and files are structured on your disks. By using a Treemap visualization layout, you have immediate perception of where big folders and files are situated on your devices' and is a very popular disk usage analyzer in the system & hardware category. There are more than 50 alternatives to SpaceSniffer for a variety of platforms, including Windows, Mac, Linux, BSD and KDE Plasma apps. The best SpaceSniffer alternative is WinDirStat, which is both free and Open Source. Other great apps like SpaceSniffer are WizTree, Baobab Disk Usage Analyzer, TreeSize and ncdu.

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SpaceSniffer alternatives are mainly Disk Usage Analyzers but may also be Duplicate File Finders or System Cleaners.  Other popular filters includes Android + Disk Usage Analysis. Filter by these or use the filter bar below if you want a narrower list of alternatives or looking for a specific functionality of SpaceSniffer.
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SpaceSniffer is a tool application that gives you an idea of how folders and files are structured on your disks. By using a Treemap visualization layout, you have immediate perception of where big folders and files are...

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SpaceSniffer alternatives page was last updated Jan 9, 2025
  1. WinDirStat icon
     1092 likes

    WinDirStat is a disk usage statistics viewer and cleanup tool, inspired by KDirStat .

    92 WinDirStat alternatives
    Folder sorted after their foldersize

    License model

    • FreeOpen Source

    Platforms

    • Windows

    Properties

    1.  Lightweight

    Features

    1.  Tree view
    2.  Display files size
    3.  Ad-free
    4.  Disk usage statistics
    5.  Hierarchical Structure
    6.  No registration required
    7.  Portable
    8.  Works Offline
    9.  No Tracking
    10.  Multiple languages
    11.  Disk Maintenance
    WinDirStat iconSpaceSniffer Icon

    WinDirStat VS SpaceSniffer

    Is WinDirStat a good alternative to SpaceSniffer?
     
    Comments about WinDirStat as an Alternative to SpaceSniffer
     
    Jonathan Brickman

    Ditto, and SpaceSniffer is much faster.

    Positive commentJan 3, 2023
    2
    redtrillix

    WinDirStat's visual style is just unreadable, i definitely prefer SpaceSniffer.

    Positive commentDec 2, 2021
    4
    SpaceSniffer Icon
    WinDirStat icon
    • Almost everyone thinks WinDirStat is a great SpaceSniffer alternative.

    • WinDirStat is the most popular Windows alternative to SpaceSniffer.

    • WinDirStat is the most popular Open Source & free alternative to SpaceSniffer.

    • WinDirStat is Free and Open SourceSpaceSniffer is Free and Proprietary
    • WinDirStat is LightweightSpaceSniffer is not according to our users
  2. WizTree icon
     236 likes

    WizTree scans your entire hard drive and shows you which files and folders are using the most disk space. It does this VERY QUICKLY. In fact, we believe WizTree to be the fastest application of this type currently available!

    84 WizTree alternatives
    WizTree screenshot 1

    License model

    • Free PersonalProprietary

    Platforms

    • Windows

    Properties

    1.  Lightweight

    Features

    1.  Tree map
    2.  HDD Visualization
    3.  Display files size
    4.  Disk usage statistics
    5.  Fast file and folder search
    6.  Folder Size
    7.  Graphical User Interface
    8.  Portable
    9.  File Search
    10.  Works Offline
    11.  Dark Mode
    12.  No registration required
    WizTree iconSpaceSniffer Icon

    WizTree VS SpaceSniffer

    Is WizTree a good alternative to SpaceSniffer?
     
    Comments about WizTree as an Alternative to SpaceSniffer
     
    Jonathan Brickman

    SpaceSniffer is faster, and free of charge. WizTree is fancier.

    Positive commentDec 23, 2022
    1
    SpaceSniffer Icon
    WizTree icon
    • Almost everyone thinks WizTree is a great SpaceSniffer alternative.

    • WizTree is Free Personal and ProprietarySpaceSniffer is Free and Proprietary
    • WizTree is LightweightSpaceSniffer is not according to our users
  3. Baobab Disk Usage Analyzer icon
     230 likes

    Baobab Disk Usage Analyzer is a graphical application to analyse disk usage in any Gnome environment. Disk Usage Analyzer can easily scan device volumes or a specific user-requested directory branch (local or remote).

    80 Baobab Disk Usage Analyzer alternatives
    Baobab Disk Usage Analyzer screenshot 1

    License model

    • FreeOpen Source

    Application type

    Platforms

    • Linux
    • BSD
    • Flathub
    • FreeBSD
    • GNOME
    • Homebrew
    • Mac

    Properties

    1.  Lightweight

    Features

    1.  Sunburst chart
    2.  Does not show ZFS filesystems
    3.  Ad-free
    Baobab Disk Usage Analyzer iconSpaceSniffer Icon

    Baobab Disk Usage Analyzer VS SpaceSniffer

    Is this a good alternative to SpaceSniffer?
     
    Comments about Baobab Disk Usage Analyzer as an Alternative to SpaceSniffer
     
    Guest

    rectangle visualisation is no where near as useful

    Negative commentAug 1, 2019
    -3
    SpaceSniffer Icon
    Baobab Disk Usage Analyzer icon
    • Most users think Baobab Disk Usage Analyzer is a great SpaceSniffer alternative.

    • Baobab Disk Usage Analyzer is the most popular Mac & Linux alternative to SpaceSniffer.

    • Baobab Disk Usage Analyzer is Free and Open SourceSpaceSniffer is Free and Proprietary
    • Baobab Disk Usage Analyzer is LightweightSpaceSniffer is not according to our users
  4. TreeSize icon
     285 likes

    Comprehensively analyze disk space usage with TreeSize across local, network drives, and mobile devices. Features include folder sizes, subfolders, file counts, NTFS compression rates, interactive 3D charts, and the ability to target large, temporary, and duplicate files, even via MTP and WebDAV.

    84 TreeSize alternatives
    The main window is split into the file system tree on the left and the details view on the right.

    License model

    • FreemiumProprietary

    Platforms

    • Windows
    • PortableApps.com

    Properties

    1.  Lightweight

    Features

    1.  Tree view
    2.  Display files size
    3.  Portable
    4.  Ad-free
    5.  Disk Maintenance
    6.  No registration required
    7.  Works Offline
    8.  Delete Temporary Files
    TreeSize iconSpaceSniffer Icon

    TreeSize VS SpaceSniffer

    Is TreeSize a good alternative to SpaceSniffer?
     
  5. ncdu icon
     132 likes

    A disk usage analyzer with an ncurses interface, aimed to be run on a remote server where you don't have an entire graphical setup, but have to do with a simple SSH connection. ncdu aims to be fast, simple and easy to use, and should be able to run in any minimal POSIX-like...

    38 ncdu alternatives
    ncdu screenshot 1

    License model

    • FreeOpen Source

    Platforms

    • Mac
    • Linux
    • BSD
    • Cygwin

    Properties

    1.  Optimal performance
    2.  Lightweight

    Features

    1.  Terminal-based
    2.  Command line interface
    3.  Works in a terminal
    4.  Display files size
    5.  Ad-free
    6.  No Tracking
    7.  No registration required
    8.  Works Offline
    9.  Delete Temporary Files
    ncdu iconSpaceSniffer Icon

    ncdu VS SpaceSniffer

    Is ncdu a good alternative to SpaceSniffer?
     
  6. DiskUsage icon
     74 likes

    DiskUsage provides a way to find out which files and directories on the SD card of your Android phone are consuming the most space. It displays diagram with directories/subdirectories proportional to their size. Users are allowed to zoom in to look at specific directory content.

    76 DiskUsage alternatives
    DiskUsage screenshot 1

    License model

    • FreeOpen Source

    Application type

    Platforms

    • Android
    • Android Tablet

    Properties

    1.  Lightweight

    Features

    1.  No registration required
    2.  Ad-free
    3.  Folder Size
    4.  Folder Hierarchy
    DiskUsage iconSpaceSniffer Icon

    DiskUsage VS SpaceSniffer

    Is DiskUsage a good alternative to SpaceSniffer?
     
    • Almost everyone thinks DiskUsage is a great SpaceSniffer alternative.

    • DiskUsage is the most popular Android & Android Tablet alternative to SpaceSniffer.

    • DiskUsage is Free and Open SourceSpaceSniffer is Free and Proprietary
    • DiskUsage is LightweightSpaceSniffer is not according to our users
  7. Filelight icon
     45 likes

    Filelight is an application to visualize the disk usage on your computer.

    64 Filelight alternatives
    Filelight screenshot 1

    License model

    • FreeOpen Source

    Application type

    Platforms

    • Windows
    • Linux
    • BSD
    • Flathub
    • KDE

    Properties

    1.  Lightweight

    Features

    1.  Sunburst chart
    2.  Scanner
    3.  Ad-free
    Filelight iconSpaceSniffer Icon

    Filelight VS SpaceSniffer

    Is Filelight a good alternative to SpaceSniffer?
     
    Comments about Filelight as an Alternative to SpaceSniffer
     
    Jonathan Brickman

    SpaceSniffer is much faster, and also shows System Volume Information under Windows, which Filelight does not.

    Positive commentDec 23, 2022
    1
    SpaceSniffer Icon
    Filelight icon
    • Filelight is Free and Open SourceSpaceSniffer is Free and Proprietary
    • Filelight is LightweightSpaceSniffer is not according to our users
  8. GrandPerspective icon
     84 likes

    GrandPerspective is a small utility application for Mac that graphically shows the disk usage within a file system. It can help you to manage your disk, as you can easily spot which files and folders take up the most space.

    72 GrandPerspective alternatives
    GrandPerspective view after scanning a source. Showing dark mode compatibility (macOS Mojave only)

    License model

    • Free PersonalOpen Source

    Application type

    Platforms

    • Mac

    Properties

    1.  Lightweight

    Features

    1.  Ad-free
    2.  Portable
    GrandPerspective iconSpaceSniffer Icon

    GrandPerspective VS SpaceSniffer

    Is GrandPerspective a good alternative to SpaceSniffer?
     
    Comments about GrandPerspective as an Alternative to SpaceSniffer
     
    Guest

    closest look, feel and functionality

    Positive commentMay 4, 2018
    0
    SpaceSniffer Icon
    GrandPerspective icon
    • GrandPerspective is Free Personal and Open SourceSpaceSniffer is Free and Proprietary
    • GrandPerspective is LightweightSpaceSniffer is not according to our users
  9. DaisyDisk icon
     110 likes

    With DaisyDisk you can free up disk space by quickly finding and deleting big, useless files. The program scans any mounted disk and displays it on the sunburst map, where segments mean files and folders, proportionally to their sizes. The map is easy to read and navigate.

    84 DaisyDisk alternatives
    DaisyDisk 4 showing HD level scan, including free space on the disk. Hidden volumes are revealed in DaisyDisk that you normally can't see in Apple's utilities.

    License model

    Application type

    Platforms

    • Mac

    DaisyDisk Features

    1.  Ad-free
    2.  Sunburst chart
    3.  Disk usage statistics
    4.  Disk Maintenance
    DaisyDisk iconSpaceSniffer Icon

    DaisyDisk VS SpaceSniffer

    Is DaisyDisk a good alternative to SpaceSniffer?
     
    • DaisyDisk is the most popular commercial alternative to SpaceSniffer.

    • DaisyDisk is Paid and ProprietarySpaceSniffer is Free and Proprietary
  10. WinExt Free icon
     9 likes

    Powerful Win utilities: fix registry, clean junk, protect privacy, optimize system, quick launch, find duplicates, folder size, see more recent resources, activity monitor, batch operation, synchronization, disable context menus, skip UAC, trace file.

    255 WinExt Free alternatives
    WinExt Free screenshot 1

    License model

    • FreemiumProprietary

    Platforms

    • Windows

    WinExt Free Features

    1.  Delete Temporary Files
    2.  Works Offline
    3.  Registry repairing
    4.  Folder Size
    5.  Synchronization
    WinExt Free iconSpaceSniffer Icon

    WinExt Free VS SpaceSniffer

    Is WinExt Free a good alternative to SpaceSniffer?
     
10 of 67 SpaceSniffer alternatives